CMSSW_4_4_3_patch1/src/SimG4Core/Notification/interface/Signaler.h

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#ifndef SimG4Core_Notification_Signaler_h
#define SimG4Core_Notification_Signaler_h
// -*- C++ -*-
//
// Package:     Notification
// Class  :     Signaler
// 
//
// Original Author:  
//         Created:  Sat Dec  1 10:17:20 EST 2007
// $Id: Signaler.h,v 1.1 2007/12/02 05:17:47 chrjones Exp $
//

// system include files
#include <vector>

// user include files
#include "SimG4Core/Notification/interface/Observer.h"

// forward declarations

namespace sim_act {
   template <typename T>
   class Signaler : public Observer<const T*>
   {
         
      public:
         typedef Observer<const T*>* slot_type; 
         Signaler() {}
         virtual ~Signaler() {}
         
         // ---------- const member functions ---------------------
         void operator()(const T* iSignal) const {
            typedef typename std::vector<Observer<const T*>* >::const_iterator iterator; 
            for( iterator it = observers_.begin();
                it != observers_.end();
                ++it) {
               (*it)->slotForUpdate(iSignal);
            }
         }

         // ---------- static member functions --------------------
         
         // ---------- member functions ---------------------------

         void connect(Observer<const T*>* iObs) {
            observers_.push_back(iObs);
         }

         void connect(Observer<const T*>& iObs) {
            observers_.push_back(&iObs);
         }

      private:
         Signaler(const Signaler&); // stop default
         
         const Signaler& operator=(const Signaler&); // stop default
         
         void update(const T* iData) {
            this->operator()(iData);
         }
         // ---------- member data --------------------------------
         std::vector<Observer<const T*>* > observers_;
   };
   
}
#endif